Question

MEDAL
5cos20 + 5sin20
Can this be simplified without calculating yet?

Answer 1

cos 5 cos 20 + i sin 20 cos 5 + i sin 5 cos 20 - sin 5 sin 20

(cos 5 cos 20 - sin 5 sin 20) + i (sin 20 cos 5 + sin 5 cos 20)

cos ( 20 + 5 ) + i sin ( 20 + 5 )

cos 25 + i sin 25

Answer 2

well hope that helps lol pm me when you need me -countrygirl-

Answer 3

I'm just going to assume not, thanks though

Answer 4

I meant somehow combining the two trig

Answer 5

lol the question u asked is well confusing lol i googled it and thats what i got lol